day_3_a_unit_4_lines_from_right_triangles

Why do only some right triangle hypotenuses
combine to make a straight line?
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In this lesson you will learn
how to make a straight line
by using right triangles.
Let’sReview
Review
Let’s
Legs
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Hypotenuse
A Common
Let’s
Review Mistake
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Core
Lesson
Let’s
Review
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Core
Lesson
Let’s
Review
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=
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Core
Lesson
Let’s
Review
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≠
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Core
Lesson
Let’s
Review
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=?
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3 3
=?
2 2
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?
In this lesson you have
learned how to make a
straight line by using right
triangles.
Guided
Practice
Let’s
Review
Which two will make
a straight line?
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Extension
Let’s
Review Activities
How many
different right
triangles can you
name that would
fit along this line?
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Extension
Let’s
Review Activities
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This looks like a
straight line, but is it
really one? How do
you know?
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Quick Quiz
Let’s
Review
Which two will make
a straight line?
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Quick Quiz
Let’s
Review
Which two will make
a straight line?
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